The Last Watchdog

JULY 1, 2019

NormShield found that all of the 2020 presidential hopefuls, thus far, are making sure their campaigns are current on software patching, as well as Domain Name System (DNS) security; and several are doing much more. Acohido is dedicated to fostering public awareness about how to make the Internet as private and secure as it ought to be.

Cyber Risk 159

Cyber Risk DNS Phishing Backups 159

Cisco Security

AUGUST 11, 2021

We looked at REvil, also known as Sodinokibi or Sodin, earlier in the year in a Threat Trends blog on DNS Security. In it we talked about how REvil/Sodinokibi compromised far more endpoints than Ryuk, but had far less DNS communication. Figure 1-DNS activity surrounding REvil/Sodinokibi. Deleting backups.

Ransomware 129

Ransomware DNS Encryption Backups 129

CyberSecurity Insiders

MARCH 21, 2021

One of the most common mistakes made by small businesses is that they adopt all new IT equipment and computers but leave their internet and Wi-Fi susceptible to external threats. In fact, over 25% of small businesses are using a VPN to access the internet. Backup data on Cloud . Ensure Network Security . Final Thoughts. .

Small Business 145

Small Business Cyber Attacks VPN Backups 145

Krebs on Security

AUGUST 2, 2022

With the recent demise of several popular “proxy” services that let cybercriminals route their malicious traffic through hacked PCs, there is now something of a supply chain crisis gripping the underbelly of the Internet. A review of the Internet addresses historically used by Super-socks[.]biz Image: Spur.us.

Malware 263

Malware Cybercrime Internet Internet 263

Vipre

JANUARY 25, 2021

An easy way to enhance your online security and privacy is by using a VPN while browsing the internet. A VPN or Virtual Private Network routes your internet traffic through an encrypted server by creating an encrypted tunnel between your device and a third-party server. Backup and Recovery Tools. Identity Theft Protection Tools.

Identity Theft 40

Identity Theft Backups VPN Antivirus 40

Krebs on Security

JANUARY 8, 2024

For example, in 2010 Spamdot and its spam affiliate program Spamit were hacked, and its user database shows Sal and Icamis often accessed the forum from the same Internet address — usually from Cherepovets , an industrial town situated approximately 230 miles north of Moscow. I can not provide DNS for u, only domains.

Cybercrime 213

Cybercrime Banking Computers and Electronics DDOS 213

SecureList

JUNE 3, 2024

The common methods for analyzing an iOS mobile infection are either to examine an encrypted full iOS backup or to analyze the network traffic of the affected device. However, some of the things the malware authors came up with, such as placing their Python script inside a domain TXT record on the DNS server, were ingenious.

Banking 83

Banking Malware Computers and Electronics Mobile 83

eSecurity Planet

DECEMBER 23, 2020

As a result, companies are relying on virtual private networks (VPNs) , which establish encrypted connections to enterprise applications over the public internet, to connect their workforce. To accommodate this increased demand, organizations can optimize VPN server use by using traffic steering at the DNS layer.

VPN 104

VPN DNS Authentication Mobile 104

SecureList

OCTOBER 3, 2022

Notably, no other intelligence was shared until 2021, which led us to speculate on a possible shift by the threat actor to more fileless/LOLBINS techniques, and the use of known/common offensive tools publicly available on the internet that allows them to blend in. Display DNS resolver cache. cmd.exе /c sеt. cmd.exе /c systеminfo.

Backups 113

Backups Malware Engineering Passwords 113

Malwarebytes

JULY 26, 2022

Let’s start a ping to Google’s DNS server. Just keep in mind that right now we can effectively communicate out to the internet. Notice as we send that isolation command, the ping to Google immediately begins to fail – showing that that machine can no longer communicate to the internet.

Encryption 67

Encryption Ransomware Backups Firewall 67

eSecurity Planet

JANUARY 28, 2022

The DDoS assault used multiple attack vectors for User Datagram Protocol (UDP) reflection, including Simple Service Discovery Protocol (SSDP), Connection-less Lightweight Directory Access Protocol (CLDAP), Domain Name System (DNS), and Network Time Protocol (NTP). There was one peak in the attack, which lasted about 15 minutes.

DDOS 136

DDOS IoT Engineering DNS 136

eSecurity Planet

SEPTEMBER 7, 2021

The list below shows some other methods cybersecurity experts use to discover new zero day threats: Monitoring the news on social media and the internet, watching for sudden changes in cyber activities. Monitoring infrastructure like Domain Name Servers (DNS) and web servers for malicious activity. Put recovery strategies in place.

Antivirus 138

Antivirus Software Risk Malware 138

eSecurity Planet

MARCH 21, 2022

Prioritize patching known exploited vulnerabilities , especially critical and high vulnerabilities that allow for remote code execution or denial-of-service on internet-facing equipment. Identify and create offline backups for critical assets. Require all accounts with password logins (e.g., Implement network segmentation.

VPN 117

VPN Accountability Authentication Passwords 117

eSecurity Planet

SEPTEMBER 3, 2022

These events can occur accidentally and even within a corporate network; however, intentional attacks on internet-facing resources are far more common. Also read: How to Secure DNS. DNS Flood: The attacking machines send spoofed DNS requests at a high packet rate to overwhelm the DNS server and shut down the domain.

DDOS 145

DDOS DNS Firewall Internet 145

CyberSecurity Insiders

FEBRUARY 3, 2022

A hacker from United States named P4x has admitted that he took down the internet of North Korea last week by launching a distributed denial of service attack on the central DNS servers of the country. The post US hacker claims to have downed the internet of North Korea appeared first on Cybersecurity Insiders.

Internet 127

Internet Internet DNS Backups 127

Security Boulevard

FEBRUARY 26, 2021

Reconnaissance: Adversaries scan your organisation from the internet, looking at edge devices that could be a potential entry point, extrapolating what the rest of your environment might look like and what resources are worth targeting. Or they might move the data out slowly through protocols such as DNS.

Ransomware 57

Ransomware Encryption Phishing DNS 57

Kali Linux

OCTOBER 12, 2022

If you were to set it up with PAN-GN, then up to 7 additional devices could connect to the P4wnP1, and can communicate with each other but there is no Internet access. Installing A Package When Connected over SSH When you have Internet access on the P4wnP1, you have the full arsenal of Kali’s repositories available to you.

Wireless 52

Wireless Passwords DNS Internet 52

Fox IT

JANUARY 12, 2021

These credentials are used in a credential stuffing or password spraying attack against the victim’s remote services, such as webmail or other internet reachable mail services. This specific document described how to access the internet facing company portal and the web-based VPN client into the company network.

VPN 68

VPN Accountability Passwords DNS 68

eSecurity Planet

NOVEMBER 3, 2022

For effective DDoS defense, priority for patching and updates should be placed on devices between the most valuable resources and the internet such as firewalls, gateways , websites, and applications. Internet Control Message Protocol (ICMP) or ping requests. For more information, see How to Prevent DNS Attacks. Anti-DDoS Tools.

DDOS 125

DDOS Firewall DNS Architecture 125

eSecurity Planet

MARCH 22, 2023

Networks connect devices to each other so that users can access assets such as applications, data, or even other networks such as the internet. Similarly, spoofed domain name system (DNS) and IP addresses can redirect users from legitimate connections to dangerous and malicious websites. and similar features will often be unwatched.

Firewall 109

Firewall Network Security Penetration Testing Encryption 109

McAfee

SEPTEMBER 14, 2021

The PlugX families we observed used DNS [ T1071.001 ] [ T1071.004 ] as the transport channel for C2 traffic, in particular TXT queries. Another clue that helped us was the use of DNS tunneling by Winnti which we discovered traces of in memory. The hardcoded 208.67.222.222 resolves to a legitimate OpenDNS DNS server.

Malware 144

Malware DNS Accountability Manufacturing 144

SecureList

JANUARY 13, 2022

We opened the email on an offline system; if the system had been connected to the internet, there would be a real icon for a Google document loaded from a third-party tracking server that immediately notifies the attacker that the target opened the email. domainhost.dynamic-dns[.]net. domainhost.dynamic-dns[.]net. abiesvc.jp[.]net.

Cryptocurrency 134

Cryptocurrency Malware Accountability Banking 134

Malwarebytes

AUGUST 8, 2023

To detect unauthorized use of Cloudflare Tunnels, the researchers recommend that organizations monitor for specific DNS queries (as shared in the report) and use non-standard ports like 7844. Create a plan for patching vulnerabilities in internet-facing systems quickly; and disable or harden remote access like RDP and VPNs.

Backups 82

Backups Ransomware DNS Software 82

eSecurity Planet

APRIL 26, 2024

Server: Provides powerful computing and storage in local, cloud, and data center networks to run services (Active Directory, DNS, email, databases, apps). Endpoint: Enables access for human users and computer services and commonly includes PCs, laptops, Internet of Things (IoT), and operational technology (OT).

Architecture 120

Architecture Network Security Firewall Risk 120

Approachable Cyber Threats

MARCH 22, 2022

These private sector businesses include shopping centers, hospitals, banks, farms, factories, oil and gas, and mass transit, but also big IT services like internet providers (e.g. Verizon), DNS resolvers (e.g. Segment internet-of-things (IoT) devices (e.g. Cloudflare), authentication platforms (e.g.

Cybersecurity 98

Cybersecurity Internet Internet Accountability 98

eSecurity Planet

FEBRUARY 16, 2021

with no internet. Targeting victims over the phone, vishing is the use of Voice over Internet Protocol (VoIP), technical jargon, and ID spoofing to trick a caller into revealing sensitive information. Often organizations can mitigate ransomware attacks by having up-to-date backups. Browser Hijacker. RAM Scraper.

Malware 105

Malware Adware Spyware Antivirus 105

Security Boulevard

AUGUST 12, 2022

The CA will issue challenges (DNS or HTTPS) requiring the agent to take an action that demonstrates control over said domain(s). In addition, ACME can make the process of choosing a backup CA a fairly easy one. For that reason, having a backup CA is always a good idea,” he explains in a blog of his. . Anastasios Arampatzis.

Encryption 52

Encryption DNS Backups Internet 52

eSecurity Planet

MARCH 25, 2022

Also read : Best Internet Security Suites & Software. Meanwhile, the suspect server was connected to the CDOT domain with an administrator account and the internet. Other cybersecurity tools offered include DNS filtering, disk encryption , backups , and email security for Microsoft-oriented infrastructure.

VPN 120

VPN Software Authentication Encryption 120

Security Boulevard

APRIL 4, 2022

The Internet Security Research Group (ISRG) originally designed the ACME protocol for its own Let’s Encrypt certificate service. On September 15, 2021, the DNS records for acme-v01.api.letsencrypt.org CA agility with flexibility to add and support backup CAs. Today the protocol has become a standard ( RFC 8555 ).

Encryption 52

Encryption Authentication DNS Risk 52

ForAllSecure

APRIL 19, 2023

I first met Dan when he was literally saving the world; okay, at least saving the internet as we know it today by disclosing to the major ISPs in the world a flaw he’d found in the Domain Name System or DNS. Dan found a flaw that could have crippled the internet. When was the backup made? CODEN: Exactly.

Software 40

Software Backups Computers and Electronics Technology 40

SecureList

FEBRUARY 10, 2022

In some cases, DNS amplification was also used. The Internet giant also took steps to eliminate the botnet itself by blocking 63 million malicious documents, 908 cloud projects, more than a thousand Google accounts and a further 870 Google Ads accounts. ris last quarter.

DDOS 119

DDOS Cryptocurrency Marketing Accountability 119

SecureList

JUNE 15, 2022

For instance, network access data for a company specializing in POS terminals and providing internet acquiring services is valued much higher ($20,000) than other similar offers. There is access data to 2-3 domains of that network, the total number is 3-4, I don’t know exactly, see the screenshot below for DNS servers!

VPN 104

VPN Accountability Ransomware Encryption 104

eSecurity Planet

MAY 2, 2024

50,000 DDoS attacks on public domain name service (DNS) resolvers. 553% increase in DNS Flood attacks from 1H 2020 to 2H 2023. DDoS attacks on single networks or websites render them unavailable, but DDoS attacks on DNS resolvers bring down all networks and websites using that DNS resource. 54% on-prem infrastructure.

Cybersecurity 121

Cybersecurity DDOS Penetration Testing Passwords 121

Cisco Security

MAY 24, 2021

million ransom and spending a long week restoring backups, Colonial was able to resume operations. Enforce security at the DNS layer. Attacks are controlled via the internet. Cisco Umbrella analyses DNS queries to block requests to malicious domains, suspicious files or direct IP connections from command-and-control callbacks.

Firewall 91

Firewall IoT DNS Cyber Attacks 91

SecureList

JANUARY 28, 2021

From the rise of remote working and the global shift in consumer habits to huge profits booked by internet entertainers, we are witnessing how overwhelmingly important the connected infrastructure has become for the daily functioning of society. What does all this mean for privacy?

Marketing 73

Marketing Data collection Government Encryption 73

eSecurity Planet

MAY 19, 2022

The first traditional cybersecurity vendor featured is Barracuda Networks, with consistent recognition for its email security , next-generation firewalls ( NGFW ), web application security , and backups. Networking and IT giant Cisco is an undisputed leader in the secure SD-WAN solution space. Features: Open Systems Secure SD-WAN and SASE.

Firewall 120

Firewall Architecture Encryption Network Security 120